Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Quem foi o vencedor na Symmons Plains Raceway?
 ###Tabelas: CREATE TABLE economies_of_member_states (economies_of_member_states_id AUTO_INCREMENT PRIMARY KEY, Member State sorted by GDP VARCHAR, GDP in s billion of USD (2012) VARCHAR, GDP % of EU (2012) VARCHAR, Annual change % of GDP (2012) VARCHAR, GDP per capita in PPP US$ (2012) INT, Public Debt % of GDP (2013 Q1) VARCHAR, Deficit (-)/ Surplus (+) % of GDP (2012) VARCHAR, Inflation % Annual (2012) VARCHAR, Unemp. % 2013 M7 VARCHAR) CREATE TABLE race_calendar (race_calendar_id AUTO_INCREMENT PRIMARY KEY, Rd. INT, Race Title VARCHAR, Circuit VARCHAR, City / State VARCHAR, Date VARCHAR, Winner VARCHAR, Team VARCHAR, Report VARCHAR) CREATE TABLE radial-velocity_comparison_tables (radial-velocity_comparison_tables_id AUTO_INCREMENT PRIMARY KEY, Planet VARCHAR, Planet Type VARCHAR, Semimajor Axis ( AU ) INT, Orbital Period VARCHAR, Radial velocity (m/s) INT, Detectable by: VARCHAR) CREATE TABLE career_rushing_statistics_at_ohio_state (career_rushing_statistics_at_ohio_state_id AUTO_INCREMENT PRIMARY KEY, Year VARCHAR, Games INT, Rushes INT, Yards INT, Average INT) CREATE TABLE ships_of_the_great_eastern_railway (ships_of_the_great_eastern_railway_id AUTO_INCREMENT PRIMARY KEY, Ships name VARCHAR, Entered service VARCHAR, Ended service VARCHAR, Gross Tonnage INT, Type of Vessel VARCHAR)  
SELECT Winner FROM race_calendar WHERE Circuit = Symmons Plains Raceway